资源简介
基于肤色的人脸检测程序,件检测结果进行显示。
代码片段和文件信息
function varargout = facedetect(varargin)
gui_Singleton = 1;
gui_State = struct(‘gui_Name‘ mfilename ...
‘gui_Singleton‘ gui_Singleton ...
‘gui_OpeningFcn‘ @facedetect_OpeningFcn ...
‘gui_OutputFcn‘ @facedetect_OutputFcn ...
‘gui_LayoutFcn‘ [] ...
‘gui_Callback‘ []);
if nargin && ischar(varargin{1})
gui_State.gui_Callback = str2func(varargin{1});
end
if nargout
[varargout{1:nargout}] = gui_mainfcn(gui_State varargin{:});
else
gui_mainfcn(gui_State varargin{:});
end
% --- Executes just before facedetect is made visible.
function facedetect_OpeningFcn(hobject eventdata handles varargin)
handles.output = hobject;
% Update handles structure
global vid;
vid=-1;
guidata(hobject handles);
% --- Outputs from this function are returned to the command line.
function varargout = facedetect_OutputFcn(hobject eventdata handles)
varargout{1} = handles.output;
% --- Executes during object creation after setting all properties.
function axespreview_CreateFcn(hobject eventdata handles)
set(hobject‘xTick‘[]);
set(hobject‘ytick‘[]);
set(hobject‘box‘‘on‘);
% --- Executes during object creation after setting all properties.
function axesshow_CreateFcn(hobject eventdata handles)
set(hobject‘xTick‘[]);
set(hobject‘ytick‘[]);
set(hobject‘box‘‘on‘);
% --- Executes on button press in pushbutton_preview.
function pushbutton_preview_Callback(hobject eventdata handles)
global vid;
vid=videoinput(‘winvideo‘1‘YUY2_640x480‘);
set(vid‘TriggerRepeat‘Inf);
set(vid‘framesPerTrigger‘10);
set(vid‘frameGrabInterval‘1);
set(vid‘ReturnedColorSpace‘‘rgb‘); %‘rgb‘即返回为彩色的图像
vidRes=get(vid‘VideoResolution‘);
nBands=get(vid‘NumberOfBands‘);
axes(handles.axespreview);
hImage=image(zeros(vidRes(2)vidRes(1)nBands));
preview(vidhImage);
% --- Executes on button press in pushbutton_facedetect.
function pushbutton_facedetect_Callback(hobject eventdata handles)
global vid jieshu;
jieshu=1;
hvp=video.VideoPlayer(‘WindowCaption‘‘face detect system‘‘WindowPosition‘[100100640480]);
hcsc=video.ColorSpaceConverter;
hcsc.Conversion=‘RGB to YCbCr‘;
hsi=video.ShapeInserter(‘Shape‘‘Rectangles‘...
‘BorderColor‘‘Custom‘...
‘CustomBorderColor‘[0255 0]);
while jieshu
frame=getsnapshot(vid);
frame1=im2double(frame);
f=step(hcscframe);
f_cb=f(::2);
f_cr=f(::3);
f=(f_cb>=100) & (f_cb<=130) & (f_cr>=140) &(f_cr<=148);
f=imfill(f‘holes‘);
f=bwareaopen(f1000);
[xy]=find(f);
xmax=max(x);
ymax=max(y);
xmin=min(x);
ymin=min(y);
width=abs(ymax-ymin);
height=abs(xmax-xmin);
Pts=[round(ymin) round(xmin) round(width) round(height)];
frame=step(hsiframe1Pts);
step(hvpframe);
end
close(hvp);
% --- Executes on button press in pushbutton_exit.
function pushbutton_exit_Callback(hobject eventdata handles)
global vid
if vid ~= -1
delete(vid);
end;
clear;close all
% --- Executes on button press in pushbutton_stopdetect.
f
属性 大小 日期 时间 名称
----------- --------- ---------- ----- ----
文件 68692 2014-04-30 14:29 facedetect1\L.jpg
文件 7116 2014-04-29 19:41 facedetect1\facedetect.fig
文件 3264 2014-05-13 10:53 facedetect1\facedetect.m
目录 0 2014-05-13 10:54 facedetect1\
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